Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168637 | Vitrified super-abrasive-grain grindstone | Norio Imai, Kouichi Yoshimura, Takeshi Mishima | 2015-10-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168637 | Vitrified super-abrasive-grain grindstone | Norio Imai, Kouichi Yoshimura, Takeshi Mishima | 2015-10-27 |